Asus is all set to unveil its ZenFone 4 line up at an event in China on August 17. Ahead of the official unveiling, the complete specs sheet along with pricing and press render of ZenFone 4, ZenFone 4 Selfie, ZenFone 4 Selfie Pro and ZenFone 4 Max (ZC520KL) have surfaced on Asus France's official eShop. The four phones will join the ZenFone 4 Max (ZC550KL), which was announced in Russia last month.The ZenFone 4 line up will run Android Nougat based Zen UI 4.0 out of the box, and feature dual-cameras and fingerprint scanner. While the ZenFone 4 and ZenFone 4 Max (ZC520KL) will have dual cameras at the back, the ZenFone 4 Selfie and ZenFone 4 Selfie Pro will have dual-selfie camera.Check out the press renders key specs and pricing below: